An eminent neurologist(神经学者), Eric Lenneberg, argued (Lenneberg, 1967) that the human capacity for language acquisition develops according to built-in biological schedules. Native language learning, he claimed, (1)_____________________________which lasts from about two until the onset of puberty(青春期), at about age thirteen. (2)___________________________________.Children aged two or three who suffer brain damage may lose all or part of the language they have learned, but are able to begin the learning process again, (3)____________________.
When children suffer aphasia(失语症)between four and ten and begin learning language again, recovery is usually complete, even if requiring several years.
1. begins with the start of state of * in the child
2. the evidence for the so called critical period of language acquisition offered by * is *
3. often progress faster than the rate before.
发表于 2012-8-1 10:20
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发表于 2012-8-2 19:58
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